public async Task <IEnumerable <Core.Model.AggregateTrade> > GetAggregateTradesAsync(string symbol, int limit, CancellationToken cancellationToken) { var binanceApi = new BinanceApi(); var trades = await binanceApi.GetAggregateTradesAsync(symbol, limit, cancellationToken).ConfigureAwait(false); var aggregateTrades = trades.Select(at => NewAggregateTrade(at)).ToList(); return(aggregateTrades); }